/*
 * Copyright (c) 2023 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "ClipboardObjc.h"
#include <iostream>
#import <Cocoa/Cocoa.h>
using namespace std;

void ClipboardObjc::SetClipboardData(const std::string& data)
{
    NSPasteboard *pClipboard = [NSPasteboard generalPasteboard];
    if (pClipboard == nil) {
      return;
    }
    [pClipboard clearContents];
    NSString *dataStr = [NSString stringWithCString:data.c_str() encoding:NSUTF8StringEncoding];
    if (dataStr == nil) {
      return;
    }
    [pClipboard declareTypes:[NSArray arrayWithObject:NSPasteboardTypeString] owner:nil];
    [pClipboard setString:dataStr forType:NSPasteboardTypeString];
}

const std::string ClipboardObjc::GetClipboardData()
{
    NSPasteboard *pClipboard = [NSPasteboard generalPasteboard];
    if (pClipboard == nil) {
      return "";
    }
    NSString *dataStr = [pClipboard stringForType:NSPasteboardTypeString];
    if (dataStr == nil || dataStr.length == 0) {
      return "";
    }
    return string([dataStr UTF8String]);
}